From d85cee709558b1f80ba4d2cce91ad17b49627acb Mon Sep 17 00:00:00 2001
From: Philip Jenvey <pjenvey@underboss.org>
Date: Thu, 2 Aug 2018 11:23:45 -0700
Subject: [PATCH] chore: include CIRCLE_TAG in the cache key

to avoid deploy steps potentially picking up a previous merge build
that wrote to the cache out of order
---
 .circleci/config.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index b1adda632..0a47b6eeb 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -40,7 +40,7 @@ jobs:
           name: docker save app:build
           command: mkdir -p /cache; docker save -o /cache/docker.tar "app:build"
       - save_cache:
-          key: v1-{{ .Branch }}-{{epoch}}
+          key: v1-{{ .Branch }}-{{ .Environment.CIRCLE_TAG }}-{{ epoch }}
           paths:
             - /cache/docker.tar
 
@@ -50,7 +50,7 @@ jobs:
     steps:
       - setup_remote_docker
       - restore_cache:
-          key: v1-{{.Branch}}
+          key: v1-{{ .Branch }}-{{ .Environment.CIRCLE_TAG }}
       - run:
           name: Restore Docker image cache
           command: docker load -i /cache/docker.tar